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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. int n,i,a[1000000] , b[1000000]={0};
  6. cin>>n;
  7. for(int i=0 ;i<n;i++)
  8. {
  9. cin>>a[i];
  10. }
  11. for(i=0;i<n;i++) b[a[i]+1000000]++;
  12. for(i=0;i<=2000000;i++)
  13. if( b[i] > 0 )
  14. {
  15. cout<<i -1000000<<":"<<b[i]<<endl;
  16. }
  17. return 0;
  18. }
Runtime error #stdin #stdout 0.04s 8256KB
stdin
4
-2 -3 2 4
stdout
-3:1
-2:1
1:5376
2:1064395521
4:1
7:21979
9:21979
10:1263178176
11:32767
15:5376
18:1263178184
19:32767
21:1
23:21979
29:21979
30:1263178176
31:32767
36:184660168
38:480751816
39:1821840641
46:1263178200
47:32767
49:5376
51:5376
57:21979
58:1263178176
59:32767
63:21979
64:1263178168
65:32767
66:28
68:1
70:1263181642
71:32767
74:1263181649
75:32767
76:1263181666
77:32767
78:1263181686
79:32767
80:1263181704
81:32767
82:1263181721
83:32767
84:1263181740
85:32767
86:1263181756
87:32767
88:1263181764
89:32767
92:33
94:1264095232
95:32767
96:51
98:1776
100:16
104:6
106:4096
108:17
110:100
112:3
115:21979
116:4
118:56
120:5
122:11
124:7
127:5376
128:8
132:9
135:21979
136:11
138:20107
140:12
142:20107
144:13
146:1000
148:14
150:1000
152:23
156:25
158:1263178617
159:32767
160:26
162:2
164:31
166:1263181798
167:32767
168:15
170:1263178633
171:32767
178:1902348288
180:362115261
181:1680034655
182:909670616
183:3421791
934:791543808
935:1735357040
936:1146572800
937:1869098813
938:841966957
939:1497707627
940:1297350706
941:1380533328
942:1330399071
943:1028407618
944:1886221359
945:1330118703
946:792544589
947:1701670760
948:879440431
949:3299653
950:1196310860
951:1601070397
952:1429099349
953:942491220
954:1347245056
955:1028802884
956:1886221359
957:1163079983
958:7758914
959:1263685463
960:1128353875
961:1949252933
962:3108973
963:1447839827
964:3161420
965:1213481296
966:1937059645
967:1869361010
968:795631971
969:980314466
970:1920169263
971:1852400175
972:1768042298
973:1747910766
974:795176303
975:1161063218
976:1882141273
977:6778738